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Infinity Reference 475a vs Lightning Audio LA-4100MINI

 

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Infinity Reference 475a

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Lightning Audio LA-4100MINI

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Condition New StockNew Stock
Performance Infinity Reference 475aLightning Audio LA-4100MINI
RMS Power Output (Wt x Channels) 75 x 4
50 x 4
Peak Power Output (Wt x Channels) 117 x 4200 x 4
Power at 2 Ohms (Wt x Channels) 90 x 475 x 4
Bridged Power (Wt x Channels) 180 x 2150 x 2
Minimum Impedance Bridged
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44
Minimum Impedance Unbridged
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22
Best Frequency Response
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10-100k Hz20-20k Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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85 dB95 dB
Input Voltage
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14.4v14.4v
Features Infinity Reference 475aLightning Audio LA-4100MINI
Amplifier Class
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ABAB
Low-Pass Crossover Frequency
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32-320 Hz20-250 Hz
Low-Pass Slope (dB/octave)
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12 dB12 dB/octave
High-Pass Crossover Frequency
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32-320 Hz50-250 Hz
High-Pass Slope (dB/octave)
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12 dB12 dB/octave
Bass Boost
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0-6 dBNo
Bass Boost Frequency
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50 HzN/A
Fan Cooled
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NoNo
Fuse Rating
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7060
Speaker Level Inputs
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NoNo
Preamp Outputs
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1 pairNo
Width (inches)
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912-7/8
Height (inches)
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2-11/162-5/16
Depth (inches)
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14-3/46-5/16
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research